Saron Asegid

A bullet of mass of mass 0.01kg is

A bullet of mass 0.01kg is fired in to sand bag of mass 0.49kg longing from a tree the sand bag with the bullet at 10m/s find A , the momentum after the collision. B, the momentum before the collision C, the velocity of the bullet

A child of mass 40kg jumps off a wall and hits the ground at 4m/s he bends